Alongside the legal and institutional reviews described above, the Representative undertook the first in-depth studies of internal displacement, namely: Protecting the Dispossessed (Brookings: 1993); Masses in Flight: The Global Crisis of Internal Displacement (Brookings: 1998) co-authored with Roberta Cohen; The Forsaken People: Case Studies of the Internally Displaced (Brookings: 1998) co-edited with Roberta Cohen.
Paralelamente a los estudios jurídicos e institucionales descritos supra, el Representante realizó los primeros estudios en profundidad de los desplazamientos internos: Protecting the Dispossessed (Brookings: 1993); Masses in Flight: The Global Crisis of Internal Displacement (Brookings: 1998), en colaboración con Roberta Cohen; The Forsaken People: Case studies of the Internally Displaced (Brookings: 1998), en colaboración con Roberta Cohen.